On the Webcast Extra, jury selection began in the trial of accused Boston Marathon bomber Dzhokhar Tsarnaev. Over 1200 potential jurors have been summoned in a process that could take three weeks in the death penalty case. Plus, former CIA Director David Petraeus could face felony charges for giving classified information to his mistress. And in the U.S. fight against ISIS, over 3200 targets have been hit by American forces, but what is the impact? California Sen. Barbara Boxer announced this week she will not seek reelection in 2016, setting up an expensive battle to fill the seat of the long-serving Democrat. In presidential politics, could Mitt Romney be looking at a third run for the White House?